Error while installing mongodb on ubuntu 16.04

Question

I\'ve already seen these answers, so please don\'t link em in solutions:

Installing MongoDB on Ubuntu 16.04 https://unix.stackexchange.com/questions/220

Answer 1

 sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 0C49F3730359A14518585931BC711F9BA15703C6

echo "deb [ arch=amd64,arm64 ] http://repo.mongodb.org/apt/ubuntu xenial/mongodb-org/3.4 multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-3.4.list

sudo apt-get update
sudo apt-get install -y mongodb-org
sudo service mongod start
mongo